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A University of Iowa geologist is helping NASA analyze a unique rock on Mars that shows features potentially linked to ancient life, a major step in the search for extraterrestrial existence.
NASA's Perseverance rover has discovered rock formations in Jezero Crater with chemical and structural signs that could point to ancient microbial life.
A new study of data from NASA's Perseverance rover reveals that Mars' Jezero Crater experienced at least three distinct eras of water activity, creating evolving environments that could have supported
